| Dan Gohman | da594cf | 2009-09-09 00:09:15 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -mtriple=armv6-elf |
| Jakob Stoklund Olesen | 8c485cc | 2009-08-04 21:30:30 +0000 | [diff] [blame] | 2 | ; PR4528 |
| 3 | |
| 4 | target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:64" |
| 5 | target triple = "armv6-elf" |
| 6 | |
| 7 | define arm_aapcscc i32 @file_read_actor(i32* nocapture %desc, i32* %page, i32 %offset, i32 %size) nounwind optsize { |
| 8 | entry: |
| 9 | br i1 undef, label %fault_in_pages_writeable.exit, label %bb5.i |
| 10 | |
| 11 | bb5.i: ; preds = %entry |
| 12 | %asmtmp.i = tail call i32 asm sideeffect "1:\09strbt\09$1,[$2]\0A2:\0A\09.section .fixup,\22ax\22\0A\09.align\092\0A3:\09mov\09$0, $3\0A\09b\092b\0A\09.previous\0A\09.section __ex_table,\22a\22\0A\09.align\093\0A\09.long\091b, 3b\0A\09.previous", "=r,r,r,i,0,~{cc}"(i8 0, i32 undef, i32 -14, i32 0) nounwind ; <i32> [#uses=1] |
| 13 | %0 = icmp eq i32 %asmtmp.i, 0 ; <i1> [#uses=1] |
| 14 | br i1 %0, label %bb6.i, label %fault_in_pages_writeable.exit |
| 15 | |
| 16 | bb6.i: ; preds = %bb5.i |
| 17 | br i1 undef, label %fault_in_pages_writeable.exit, label %bb7.i |
| 18 | |
| 19 | bb7.i: ; preds = %bb6.i |
| 20 | unreachable |
| 21 | |
| 22 | fault_in_pages_writeable.exit: ; preds = %bb6.i, %bb5.i, %entry |
| 23 | br i1 undef, label %bb2, label %bb3 |
| 24 | |
| 25 | bb2: ; preds = %fault_in_pages_writeable.exit |
| 26 | unreachable |
| 27 | |
| 28 | bb3: ; preds = %fault_in_pages_writeable.exit |
| 29 | %1 = tail call arm_aapcscc i32 @__copy_to_user(i8* undef, i8* undef, i32 undef) nounwind ; <i32> [#uses=0] |
| 30 | unreachable |
| 31 | } |
| 32 | |
| 33 | declare arm_aapcscc i32 @__copy_to_user(i8*, i8*, i32) |